Home / 3,668.12-5,501.56-1,202.88

Finding the Fourth Proportional to 3,668.12, 5,501.56 and 1,202.88

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Solution

The fourth proportional to 3,668.12, 5,501.56 and 1,202.88 is: 1,804.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.12 : 5,501.56 = 1,202.88 : x
  2. Step 2: Convert to fraction form
    3,668.12/5,501.56 = 1,202.88/x
  3. Step 3: Cross multiply
    3,668.12x = 5,501.56 × 1,202.88
  4. Step 4: Simplify right side
    3,668.12x = 6,617,716.49
  5. Step 5: Solve for x
    x = 6,617,716.49/3,668.12
  6. Step 6: Final answer
    x = 1,804.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.